Move span into StructField

+ some cleanup in rustdoc
This commit is contained in:
Vadim Petrochenkov 2016-02-27 11:34:29 +03:00
parent 8b026a6e48
commit 9047b201bf
18 changed files with 79 additions and 98 deletions

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@ -150,8 +150,8 @@ impl<'ast> Visitor<'ast> for NodeCollector<'ast> {
for field in v.node.data.fields() {
self.create_def_with_parent(
Some(variant_def_index),
field.node.id,
DefPathData::Field(field.node.name));
field.id,
DefPathData::Field(field.name));
}
}
}
@ -166,7 +166,7 @@ impl<'ast> Visitor<'ast> for NodeCollector<'ast> {
}
for field in struct_def.fields() {
self.create_def(field.node.id, DefPathData::Field(field.node.name));
self.create_def(field.id, DefPathData::Field(field.name));
}
}
ItemTrait(_, _, ref bounds, _) => {

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@ -811,7 +811,7 @@ impl<'a, 'tcx, 'v> hir_visit::Visitor<'v> for LateContext<'a, 'tcx> {
}
fn visit_struct_field(&mut self, s: &hir::StructField) {
self.with_lint_attrs(&s.node.attrs, |cx| {
self.with_lint_attrs(&s.attrs, |cx| {
run_lints!(cx, check_struct_field, late_passes, s);
hir_visit::walk_struct_field(cx, s);
})

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@ -221,9 +221,9 @@ impl<'a, 'tcx, 'v> Visitor<'v> for MarkSymbolVisitor<'a, 'tcx> {
let has_extern_repr = self.struct_has_extern_repr;
let inherited_pub_visibility = self.inherited_pub_visibility;
let live_fields = def.fields().iter().filter(|f| {
has_extern_repr || inherited_pub_visibility || f.node.vis == hir::Public
has_extern_repr || inherited_pub_visibility || f.vis == hir::Public
});
self.live_symbols.extend(live_fields.map(|f| f.node.id));
self.live_symbols.extend(live_fields.map(|f| f.id));
intravisit::walk_struct_def(self, def);
}
@ -428,16 +428,16 @@ impl<'a, 'tcx> DeadVisitor<'a, 'tcx> {
should_warn && !self.symbol_is_live(item.id, ctor_id)
}
fn should_warn_about_field(&mut self, node: &hir::StructField_) -> bool {
let field_type = self.tcx.node_id_to_type(node.id);
fn should_warn_about_field(&mut self, field: &hir::StructField) -> bool {
let field_type = self.tcx.node_id_to_type(field.id);
let is_marker_field = match field_type.ty_to_def_id() {
Some(def_id) => self.tcx.lang_items.items().iter().any(|item| *item == Some(def_id)),
_ => false
};
!node.is_positional()
&& !self.symbol_is_live(node.id, None)
!field.is_positional()
&& !self.symbol_is_live(field.id, None)
&& !is_marker_field
&& !has_allow_dead_code_or_lang_attr(&node.attrs)
&& !has_allow_dead_code_or_lang_attr(&field.attrs)
}
fn should_warn_about_variant(&mut self, variant: &hir::Variant_) -> bool {
@ -543,9 +543,9 @@ impl<'a, 'tcx, 'v> Visitor<'v> for DeadVisitor<'a, 'tcx> {
}
fn visit_struct_field(&mut self, field: &hir::StructField) {
if self.should_warn_about_field(&field.node) {
self.warn_dead_code(field.node.id, field.span,
field.node.name, "struct field");
if self.should_warn_about_field(&field) {
self.warn_dead_code(field.id, field.span,
field.name, "struct field");
}
intravisit::walk_struct_field(self, field);

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@ -259,7 +259,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Annotator<'a, 'tcx> {
}
fn visit_struct_field(&mut self, s: &StructField) {
self.annotate(s.node.id, &s.node.attrs, s.span, AnnotationKind::Required, |v| {
self.annotate(s.id, &s.attrs, s.span, AnnotationKind::Required, |v| {
intravisit::walk_struct_field(v, s);
});
}

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@ -700,16 +700,13 @@ pub fn noop_fold_poly_trait_ref<T: Folder>(p: PolyTraitRef, fld: &mut T) -> Poly
}
pub fn noop_fold_struct_field<T: Folder>(f: StructField, fld: &mut T) -> StructField {
let StructField {node: StructField_ {id, name, vis, ty, attrs}, span} = f;
Spanned {
node: StructField_ {
id: fld.new_id(id),
name: name,
vis: vis,
ty: fld.fold_ty(ty),
attrs: fold_attrs(attrs, fld),
},
span: fld.new_span(span),
StructField {
span: fld.new_span(f.span),
id: fld.new_id(f.id),
name: f.name,
vis: f.vis,
ty: fld.fold_ty(f.ty),
attrs: fold_attrs(f.attrs, fld),
}
}

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@ -1241,7 +1241,8 @@ impl Visibility {
}
#[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
pub struct StructField_ {
pub struct StructField {
pub span: Span,
pub name: Name,
pub vis: Visibility,
pub id: NodeId,
@ -1249,9 +1250,7 @@ pub struct StructField_ {
pub attrs: HirVec<Attribute>,
}
pub type StructField = Spanned<StructField_>;
impl StructField_ {
impl StructField {
// Still necessary in couple of places
pub fn is_positional(&self) -> bool {
let first = self.name.as_str().as_bytes()[0];

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@ -669,9 +669,9 @@ pub fn walk_struct_def<'v, V: Visitor<'v>>(visitor: &mut V, struct_definition: &
}
pub fn walk_struct_field<'v, V: Visitor<'v>>(visitor: &mut V, struct_field: &'v StructField) {
visitor.visit_name(struct_field.span, struct_field.node.name);
visitor.visit_ty(&struct_field.node.ty);
walk_list!(visitor, visit_attribute, &struct_field.node.attrs);
visitor.visit_name(struct_field.span, struct_field.name);
visitor.visit_ty(&struct_field.ty);
walk_list!(visitor, visit_attribute, &struct_field.attrs);
}
pub fn walk_block<'v, V: Visitor<'v>>(visitor: &mut V, block: &'v Block) {

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@ -612,16 +612,14 @@ pub fn lower_poly_trait_ref(lctx: &LoweringContext, p: &PolyTraitRef) -> hir::Po
pub fn lower_struct_field(lctx: &LoweringContext,
(index, f): (usize, &StructField))
-> hir::StructField {
Spanned {
node: hir::StructField_ {
id: f.node.id,
name: f.node.ident().map(|ident| ident.name)
.unwrap_or(token::intern(&index.to_string())),
vis: lower_visibility(lctx, f.node.kind.visibility()),
ty: lower_ty(lctx, &f.node.ty),
attrs: lower_attrs(lctx, &f.node.attrs),
},
hir::StructField {
span: f.span,
id: f.node.id,
name: f.node.ident().map(|ident| ident.name)
.unwrap_or(token::intern(&index.to_string())),
vis: lower_visibility(lctx, f.node.kind.visibility()),
ty: lower_ty(lctx, &f.node.ty),
attrs: lower_attrs(lctx, &f.node.attrs),
}
}

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@ -915,9 +915,9 @@ impl<'a> State<'a> {
if struct_def.is_tuple() {
try!(self.popen());
try!(self.commasep(Inconsistent, struct_def.fields(), |s, field| {
try!(s.print_visibility(field.node.vis));
try!(s.print_visibility(field.vis));
try!(s.maybe_print_comment(field.span.lo));
s.print_type(&field.node.ty)
s.print_type(&field.ty)
}));
try!(self.pclose());
}
@ -936,11 +936,11 @@ impl<'a> State<'a> {
for field in struct_def.fields() {
try!(self.hardbreak_if_not_bol());
try!(self.maybe_print_comment(field.span.lo));
try!(self.print_outer_attributes(&field.node.attrs));
try!(self.print_visibility(field.node.vis));
try!(self.print_name(field.node.name));
try!(self.print_outer_attributes(&field.attrs));
try!(self.print_visibility(field.vis));
try!(self.print_name(field.name));
try!(self.word_nbsp(":"));
try!(self.print_type(&field.node.ty));
try!(self.print_type(&field.ty));
try!(word(&mut self.s, ","));
}

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@ -271,7 +271,7 @@ impl<'a, 'v, O: ast_util::IdVisitingOperation> Visitor<'v> for IdVisitor<'a, O>
}
fn visit_struct_field(&mut self, struct_field: &StructField) {
self.operation.visit_id(struct_field.node.id);
self.operation.visit_id(struct_field.id);
intravisit::walk_struct_field(self, struct_field)
}

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@ -283,7 +283,7 @@ impl LateLintPass for NonSnakeCase {
fn check_struct_def(&mut self, cx: &LateContext, s: &hir::VariantData,
_: ast::Name, _: &hir::Generics, _: ast::NodeId) {
for sf in s.fields() {
self.check_snake_case(cx, "structure field", &sf.node.name.as_str(), Some(sf.span));
self.check_snake_case(cx, "structure field", &sf.name.as_str(), Some(sf.span));
}
}
}

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@ -126,7 +126,7 @@ impl LateLintPass for BoxPointers {
hir::ItemStruct(ref struct_def, _) => {
for struct_field in struct_def.fields() {
self.check_heap_type(cx, struct_field.span,
cx.tcx.node_id_to_type(struct_field.node.id));
cx.tcx.node_id_to_type(struct_field.id));
}
}
_ => ()
@ -428,12 +428,12 @@ impl LateLintPass for MissingDoc {
}
fn check_struct_field(&mut self, cx: &LateContext, sf: &hir::StructField) {
if !sf.node.is_positional() {
if sf.node.vis == hir::Public || self.in_variant {
if !sf.is_positional() {
if sf.vis == hir::Public || self.in_variant {
let cur_struct_def = *self.struct_def_stack.last()
.expect("empty struct_def_stack");
self.check_missing_docs_attrs(cx, Some(cur_struct_def),
&sf.node.attrs, sf.span,
&sf.attrs, sf.span,
"a struct field")
}
}

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@ -1751,9 +1751,9 @@ fn encode_struct_field_attrs(ecx: &EncodeContext,
impl<'a, 'b, 'c, 'tcx, 'v> Visitor<'v> for StructFieldVisitor<'a, 'b, 'c, 'tcx> {
fn visit_struct_field(&mut self, field: &hir::StructField) {
self.rbml_w.start_tag(tag_struct_field);
let def_id = self.ecx.tcx.map.local_def_id(field.node.id);
let def_id = self.ecx.tcx.map.local_def_id(field.id);
encode_def_id(self.rbml_w, def_id);
encode_attributes(self.rbml_w, &field.node.attrs);
encode_attributes(self.rbml_w, &field.attrs);
self.rbml_w.end_tag();
}
}

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@ -147,7 +147,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for ParentVisitor<'a, 'tcx> {
// While we have the id of the struct definition, go ahead and parent
// all the fields.
for field in s.fields() {
self.parents.insert(field.node.id, self.curparent);
self.parents.insert(field.id, self.curparent);
}
intravisit::walk_struct_def(self, s)
}
@ -262,7 +262,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for EmbargoVisitor<'a, 'tcx> {
for variant in &def.variants {
let variant_level = self.update(variant.node.data.id(), item_level);
for field in variant.node.data.fields() {
self.update(field.node.id, variant_level);
self.update(field.id, variant_level);
}
}
}
@ -288,8 +288,8 @@ impl<'a, 'tcx, 'v> Visitor<'v> for EmbargoVisitor<'a, 'tcx> {
self.update(def.id(), item_level);
}
for field in def.fields() {
if field.node.vis == hir::Public {
self.update(field.node.id, item_level);
if field.vis == hir::Public {
self.update(field.id, item_level);
}
}
}
@ -347,7 +347,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for EmbargoVisitor<'a, 'tcx> {
if item_level.is_some() {
self.reach().visit_generics(generics);
for field in struct_def.fields() {
if self.get(field.node.id).is_some() {
if self.get(field.id).is_some() {
self.reach().visit_struct_field(field);
}
}
@ -1514,7 +1514,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for ObsoleteVisiblePrivateTypesVisitor<'a, 'tcx>
}
fn visit_struct_field(&mut self, s: &hir::StructField) {
if s.node.vis == hir::Public || self.in_variant {
if s.vis == hir::Public || self.in_variant {
intravisit::walk_struct_field(self, s);
}
}
@ -1725,7 +1725,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for PrivateItemsInPublicInterfacesVisitor<'a, 'tc
if item.vis == hir::Public {
check.visit_generics(generics);
for field in struct_def.fields() {
if field.node.vis == hir::Public {
if field.vis == hir::Public {
check.visit_struct_field(field);
}
}

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@ -382,7 +382,7 @@ impl<'a, 'b:'a, 'tcx:'b> GraphBuilder<'a, 'b, 'tcx> {
// Record the def ID and fields of this struct.
let field_names = struct_def.fields()
.iter()
.map(|f| f.node.name)
.map(|f| f.name)
.collect();
let item_def_id = self.ast_map.local_def_id(item.id);
self.structs.insert(item_def_id, field_names);

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@ -567,7 +567,7 @@ fn struct_variant<'a, 'tcx>(fcx: &FnCtxt<'a, 'tcx>,
let fields =
struct_def.fields().iter()
.map(|field| {
let field_ty = fcx.tcx().node_id_to_type(field.node.id);
let field_ty = fcx.tcx().node_id_to_type(field.id);
let field_ty = fcx.instantiate_type_scheme(field.span,
&fcx.inh
.infcx

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@ -574,20 +574,20 @@ fn convert_method<'a, 'tcx>(ccx: &CrateCtxt<'a, 'tcx>,
fn convert_field<'a, 'tcx>(ccx: &CrateCtxt<'a, 'tcx>,
struct_generics: &ty::Generics<'tcx>,
struct_predicates: &ty::GenericPredicates<'tcx>,
v: &hir::StructField,
field: &hir::StructField,
ty_f: ty::FieldDefMaster<'tcx>)
{
let tt = ccx.icx(struct_predicates).to_ty(&ExplicitRscope, &v.node.ty);
let tt = ccx.icx(struct_predicates).to_ty(&ExplicitRscope, &field.ty);
ty_f.fulfill_ty(tt);
write_ty_to_tcx(ccx.tcx, v.node.id, tt);
write_ty_to_tcx(ccx.tcx, field.id, tt);
/* add the field to the tcache */
ccx.tcx.register_item_type(ccx.tcx.map.local_def_id(v.node.id),
ccx.tcx.register_item_type(ccx.tcx.map.local_def_id(field.id),
ty::TypeScheme {
generics: struct_generics.clone(),
ty: tt
});
ccx.tcx.predicates.borrow_mut().insert(ccx.tcx.map.local_def_id(v.node.id),
ccx.tcx.predicates.borrow_mut().insert(ccx.tcx.map.local_def_id(field.id),
struct_predicates.clone());
}
@ -977,19 +977,19 @@ fn convert_struct_variant<'tcx>(tcx: &ty::ctxt<'tcx>,
def: &hir::VariantData) -> ty::VariantDefData<'tcx, 'tcx> {
let mut seen_fields: FnvHashMap<ast::Name, Span> = FnvHashMap();
let fields = def.fields().iter().map(|f| {
let fid = tcx.map.local_def_id(f.node.id);
let dup_span = seen_fields.get(&f.node.name).cloned();
let fid = tcx.map.local_def_id(f.id);
let dup_span = seen_fields.get(&f.name).cloned();
if let Some(prev_span) = dup_span {
let mut err = struct_span_err!(tcx.sess, f.span, E0124,
"field `{}` is already declared",
f.node.name);
f.name);
span_note!(&mut err, prev_span, "previously declared here");
err.emit();
} else {
seen_fields.insert(f.node.name, f.span);
seen_fields.insert(f.name, f.span);
}
ty::FieldDefData::new(fid, f.node.name, f.node.vis)
ty::FieldDefData::new(fid, f.name, f.vis)
}).collect();
ty::VariantDefData {
did: did,

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@ -1735,16 +1735,15 @@ pub enum StructField {
impl Clean<Item> for hir::StructField {
fn clean(&self, cx: &DocContext) -> Item {
let name = if self.node.is_positional() { None } else { Some(self.node.name) };
Item {
name: name.clean(cx),
attrs: self.node.attrs.clean(cx),
name: Some(self.name).clean(cx),
attrs: self.attrs.clean(cx),
source: self.span.clean(cx),
visibility: Some(self.node.vis),
stability: get_stability(cx, cx.map.local_def_id(self.node.id)),
deprecation: get_deprecation(cx, cx.map.local_def_id(self.node.id)),
def_id: cx.map.local_def_id(self.node.id),
inner: StructFieldItem(TypedStructField(self.node.ty.clean(cx))),
visibility: Some(self.vis),
stability: get_stability(cx, cx.map.local_def_id(self.id)),
deprecation: get_deprecation(cx, cx.map.local_def_id(self.id)),
def_id: cx.map.local_def_id(self.id),
inner: StructFieldItem(TypedStructField(self.ty.clean(cx))),
}
}
}
@ -1752,22 +1751,10 @@ impl Clean<Item> for hir::StructField {
impl<'tcx> Clean<Item> for ty::FieldDefData<'tcx, 'static> {
fn clean(&self, cx: &DocContext) -> Item {
// FIXME: possible O(n^2)-ness! Not my fault.
let attr_map =
cx.tcx().sess.cstore.crate_struct_field_attrs(self.did.krate);
let is_positional = {
let first = self.name.as_str().as_bytes()[0];
first >= b'0' && first <= b'9'
};
let (name, attrs) = if is_positional {
(None, None)
} else {
(Some(self.name), Some(attr_map.get(&self.did).unwrap()))
};
let attr_map = cx.tcx().sess.cstore.crate_struct_field_attrs(self.did.krate);
Item {
name: name.clean(cx),
attrs: attrs.unwrap_or(&Vec::new()).clean(cx),
name: Some(self.name).clean(cx),
attrs: attr_map.get(&self.did).unwrap_or(&Vec::new()).clean(cx),
source: Span::empty(),
visibility: Some(self.vis),
stability: get_stability(cx, self.did),
@ -1945,7 +1932,7 @@ fn struct_def_to_variant_kind(struct_def: &hir::VariantData, cx: &DocContext) ->
} else if struct_def.is_unit() {
CLikeVariant
} else {
TupleVariant(struct_def.fields().iter().map(|x| x.node.ty.clean(cx)).collect())
TupleVariant(struct_def.fields().iter().map(|x| x.ty.clean(cx)).collect())
}
}